Duggan's Auto Service Center
1405 Main Avenue, Moorhead, MN 56560 218.233.9169

Engine and Exhaust

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How Cool is That! (Coolant level sensor replacement)

Your vehicle’s engine runs hot.  It should, since it’s a series of little explosions that create the power that gets you going where you want to go.  To keep the engine cool, eng...
Published on: Jul 21, 2024

Radiator Fans

If you’re old enough, you’ve heard the term “fan belt." Back in the day, the radiator fan in your vehicle was turned by a belt driven by the engine. There are still belt driven fans,...
Published on: Jul 11, 2023

The Hot Switch (Coolant Vacuum Valve Switch)

When the weather gets cooler, you want the cabin of your vehicle to stay warm.  When you switch on the heat, you may find the air that comes out of the vents just isn't hot.  The problem co...
Published on: Sep 06, 2022

Radiator Fans

{{ image('MzU0') }} Moorhead residents who are old enough have probably heard the term “fan belt”. Back in the day the radiator fan in your vehicle was turned by a belt driven by the engi...
Published on: May 26, 2022

Heater Core

{{ image('MzU0') }} Moorhead drivers may wonder where the air in a vehicle's passenger compartment comes from. Well, as your engine starts to warm up, it also warms the coolant/an...
Published on: Mar 27, 2022

Duggan's Auto Service Center Tech Question On Your Cooling System

Question I was driving down the freeway and smoke started coming out of my car.  I pulled over and called my husband.  I had to be towed to my mechanic.  He said my car had overheated....
Published on: Mar 14, 2021

Thermostat

{{ image('MzU0') }} The thermostat is part of your cooling system. Moorhead residents' vehicle thermostats perform a similar function to the thermostats in their homes. At home, you set you...
Published on: Mar 10, 2021

Cooling System

We’re often asked questions about the cooling system – the system that cools your engine and keeps it at the proper operating temperature.  Let’s examine the topic in two areas:...
Published on: Feb 18, 2020